Year Percent of GDP 2000 133.914 2001 113.505 2002 73.736 2003 57.968 2004 47.717 2005 33.464 2006 18.729 2007 21.043 2008 31.378 2009 56.302 2010 37.163 2011 29.558 2012 26.691 2013 33.149 2014 39.81 2015 57.093 2016 75.663 2017 68.544 2018 88.087 2019 90.456 2020 82.767 2021 79.681 2022 75.426 2023 70.892 2024 66.089